Download Advances in Quantitative Coronary Arteriography by Michael J. Davies (auth.), Johan H. C. Reiber, Patrick W. PDF

By Michael J. Davies (auth.), Johan H. C. Reiber, Patrick W. Serruys (eds.)

In this fourth ebook within the sequence on quantitative coronary arteriography (QCA) with the sooner 3 volumes released in 1986, 1988 and 1991, the most recent advancements during this fascinating box are lined. either the methodolog­ ical and medical program points of those advances are provided in a accomplished demeanour in a complete of 37 chapters by means of international well known specialists. The e-book is subdivided right into a overall of 8 components, starting with the extra methodological concerns, resembling QCA and different modalities (3 chapters), cine­ movie as opposed to electronic arteriography (3 chapters), qc in QCA (4 chapters), and coronary blood move and stream reserve (3 chapters). seeing that QCA has been good tested because the strategy for the evaluate of regression and development in atherosclerotic sickness, and of restenosis after recanaliz­ ation strategies, significant scientific trials in either teams are defined largely through their relevant investigators in a complete of eleven chapters. furthermore, the QCA effects after the appliance of varied recanalization concepts are offered in one other 8 chapters. within the final half the reviews with a number of intracoronary prostheses with the emphasis on QCA are mentioned in 5 chapters. this massive elevate in program orientated chapters implies that QCA is easily alive and gaining momentum. even if the accuracy and precision of the analytical equipment gradually increase with the expanding complexity of the algorithms, there's nonetheless consistently the human issue excited by those procedures by way of body choice, phase definition, etc.

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Angiographic morphology of coronary artery stenoses in prolonged rest angina: evidence of intracoronary thrombosis. J Am Coll Cardiol 1989; 14: 1429-37. Comment in: JAm Coll Cardiol 1989; 14: 1438-9. 33. Levin DC, Fallon JT. Significance of the angiographic morphology of localized coronary stenoses: histopathologic correlations. Circulation 1982; 66: 316-20. 3. Development and application of coronary intravascular ultrasound: comparison to quantitative angiography STEVEN E. NISSEN and JOHN C. GURLEY Summary Technologic advances have permitted development of miniaturized intravascular ultrasound catheters capable of real-time coronary imaging.

The correlation of atherosclerotic lesion morphology with clinical outcomes has been the cornerstone of our understanding of this disease and guided our treatment of these patients. The landmark study by DeWood et al. [30] made clear the role of intra coronary thrombosis in the pathogenesis of myocardial infarction and has dramatically changed the standard therapy of this disease from supportive care to interventional therapy with thrombolytic agents. Angiographic morphology studies of coronary arteries in patients with stable and unstable angina has allowed us to stratify patients with high-risk lesions [31-33].

However, individual ultrasound frames frequently demonstrated a distinctly laminar wall structure only for a portion of the vessel circumference. In normal subjects, ultrasound images frequently exhibited "drop-out" of endothelial reflections. The low echogenicity of the intimal leading-edge required careful review of the dynamic imaging sequences to obtain optimal measurement of wall structures. In all patients, manipulation of the catheter to achieve a central and coaxial position in the lumen was often effective in reducing drop-out.

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